<template>
    <el-card class="placeholder-card card-content">
        <template #header>
            <div class="card-header">
                <span>占位组件_1</span>
            </div>
        </template>
        <div class="placeholder-content">
            <div class="placeholder-text">内容待定</div>
        </div>
    </el-card>
</template>

<style scoped>
.card-content {
    height: 100%;
    border-radius: 10px;
}
</style>